This 14K Yellow Gold Diamond and Amethyst Necklace has .14 carat of diamonds and 12 carats of Oval Ameythst. The chain measures 16 inces. Brand: Jewelrycastle Design: Gemstone Occasion: Birthday Metal Stamp: 14 kt Diamond Color: G-J Diamond Clarity: I1 clarity Diamond Weight: 0.14 Gem Weight: 12